Harry Hadden-Paton (born 10 April 1981) is a British actor.
He is perhaps best known for his television role as Herbert Pelham, 7th Marquess of Hexham, in the television series Downton Abbey.
Hadden-Paton played the lead role of Henry Higgins in the Lincoln Center Theater revival of My Fair Lady on Broadway, a performance for which he was nominated for the 2018 Tony Award for Best Actor in a Musical.